# 75.76.133.18 — IP Intelligence Summary

75.76.133.18 is an IPv4 address operated by RCN (AS6079), geolocated to United States. Its reverse DNS name is e14-1.core1.chgo.il.rcn.net. As of November 7, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/75.76.133.18
- Last updated: 2026-11-07

## Ownership

- Organization: RCN
- Network name: ASTOUND-010
- Allocated block: 75.76.132.0/22
- ASN: AS6079 (https://ipdebrief.com/asn/6079)
- Regional registry: ARIN

## Location

- City: —
- Region: IL
- Country: United States
- Time zone: —

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (25/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- e14-1.core1.chgo.il.rcn.net
- Forward-confirmed: yes

## Nearby addresses

- 75.76.133.8 (https://ipdebrief.com/75.76.133.8)
- 75.76.133.16 (https://ipdebrief.com/75.76.133.16)
- 75.76.133.19 (https://ipdebrief.com/75.76.133.19)
- 75.76.133.28 (https://ipdebrief.com/75.76.133.28)

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Source: IPDebrief, "75.76.133.18 IP intelligence", https://ipdebrief.com/75.76.133.18, updated 2026-11-07. Assessments are probabilistic.